Assignee
HARBISONWALKER INT HOLDINGS INC
US·5 granted patents·12 pending applications·0 citations·filing 2021–2025
Top patents by PatentIndex Score
17 records- 0165US2025243101A1Interlocking refractory bricks and refractory layer structures formed therewithHARBISONWALKER INT HOLDINGS INC·Filed 2024·Application pending·0 cites
- 0264US12534410B2Refractory lining design and steel practice for low refractory waste, and refractory based on reclaimed low-impurity magnesia-carbon aggregateHARBISONWALKER INT HOLDINGS INC·Filed 2022·Granted Jan 27, 2026·0 cites·30 claims
- 0364US12263487B2Refractory lining design for magnetic separationHARBISONWALKER INT HOLDINGS INC·Filed 2023·Granted Apr 1, 2025·0 cites·11 claims
- 0464US2025244077A1Refractory layer structures and assemblies for vessels exposed to molten materialsHARBISONWALKER INT HOLDINGS INC·Filed 2024·Application pending·0 cites
- 0561US2022402021A1Refractory impact padHARBISONWALKER INT HOLDINGS INC·Filed 2022·Application pending·0 cites
- 0658US2025065397A1Apparatus for the enhancement of non-metallic particle removal from liquid metal flowing through a vesselHARBISONWALKER INT HOLDINGS INC·Filed 2023·Application pending·0 cites
- 0756US2025393105A1Anode for direct current electric arc furnaceHARBISONWALKER INT HOLDINGS INC·Filed 2024·Application pending·0 cites
- 0853US12135168B2Densification method and apparatusHARBISONWALKER INT HOLDINGS INC·Filed 2022·Granted Nov 5, 2024·0 cites·27 claims
- 0953US2022381513A1Refractory layer for insulation and conduction in industrial furnacesHARBISONWALKER INT HOLDINGS INC·Filed 2021·Application pending·0 cites
- 1053US2025263808A1Ruhrstahl-heraeus snorkel designHARBISONWALKER INT HOLDINGS INC·Filed 2025·Application pending·0 cites
- 1153US2024230234A9Apparatus and method for preventing lining disruptions exposed to elevated temperatureHARBISONWALKER INT HOLDINGS INC·Filed 2022·Application pending·0 cites
- 1252US2025196157A1Refractory lining design for magnetic separationHARBISONWALKER INT HOLDINGS INC·Filed 2025·Application pending·0 cites
- 1348US2025262661A1Tundish flux feeding apparatus and methodHARBISONWALKER INT HOLDINGS INC·Filed 2025·Application pending·0 cites
- 1447US2023069059A1Highly-insulated ingot moldHARBISONWALKER INT HOLDINGS INC·Filed 2022·Application pending·0 cites
- 1543US12338179B2Refractory material with taggant to enable identification of material during reclaiming processHARBISONWALKER INT HOLDINGS INC·Filed 2023·Granted Jun 24, 2025·0 cites·18 claims
- 1636US2023063144A1System and method for installation of heat resistant castablesHARBISONWALKER INT HOLDINGS INC·Filed 2022·Application pending·0 cites
- 1716USD1048470SRefractory anchor brickHARBISONWALKER INT HOLDINGS INC·Filed 2022·Granted Oct 22, 2024·0 cites·1 claims
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